| 707221 | Dec 22, 2010 | Dec 22, 2010 | Greystone Oil & Gas, LLP | State "BL" #4 | 10,400 | 00342393 |
| 707221Amendment | Dec 22, 2010 | Dec 22, 2010 | Greystone Oil & Gas, LLP | State 'BL' #4 | 10,400 | 00342393 |
| 707217 | Dec 22, 2010 | Dec 22, 2010 | Pioneer Natural Res. USA, Inc. | University '7-18' #2 | 11,600 | 00342425 |
| 707147 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #1106 | 4,900 | 00342401 |
| 707145 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #1105 | 4,900 | 00342400 |
| 707141 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #209 | 4,900 | 00342424 |
| 707140 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #1102 | 4,900 | 00342423 |
| 707139 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #905 | 4,900 | 00342422 |
| 707138 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #904 | 4,900 | 00342421 |
| 707137 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #208 | 4,900 | 00342420 |
| 707136 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #120 | 4,900 | 00342419 |
| 707134 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #1103 | 4,900 | 00342397 |
| 707132 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #1101 | 4,900 | 00342394 |
| 707131 | Dec 22, 2010 | Dec 22, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #1003 | 4,900 | 00342395 |
| 707122 | Dec 22, 2010 | Dec 22, 2010 | Sandridge Expl. and Prod., LLC | Munger Nix #122 | 4,900 | 00342418 |
| 707121 | Dec 22, 2010 | Dec 22, 2010 | Sandridge Expl. and Prod., LLC | Lyda Miles #15 | 4,900 | 00342417 |
| 707316 | Dec 21, 2010 | Dec 21, 2010 | Williams, Clayton Energy, Inc. | Strip 3 #1 | 11,600 | 00342410 |
| 707316Amendment | Dec 21, 2010 | Dec 21, 2010 | Williams, Clayton Energy, Inc. | Strip 3 #1 | 13,500 | 00342410 |
| 707230 | Dec 21, 2010 | Dec 21, 2010 | Sandridge Expl. and Prod., LLC | Bush, W.H. -B- #21 | 4,900 | 00342404 |
| 707097 | Dec 21, 2010 | Dec 21, 2010 | Energen Resources Corporation | Lockhart & Brown 16 #10 | 4,900 | 00342411 |
| 707095 | Dec 21, 2010 | Dec 21, 2010 | Energen Resources Corporation | Cox #1601 | 4,900 | 00342409 |
| 707023 | Dec 21, 2010 | Dec 21, 2010 | Sandridge Expl. and Prod., LLC | EC Nix #4 | 4,900 | 00342415 |
| 707020 | Dec 21, 2010 | Dec 21, 2010 | Sandridge Expl. and Prod., LLC | Sun #19 | 4,900 | 00342414 |
| 707019 | Dec 21, 2010 | Dec 21, 2010 | Sandridge Expl. and Prod., LLC | Sun #18 | 4,900 | 00342413 |
| 707017 | Dec 21, 2010 | Dec 21, 2010 | Sandridge Expl. and Prod., LLC | Sun #15 | 4,900 | 00342412 |
| 706973 | Dec 21, 2010 | Dec 21, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated III #33 | 4,900 | 00342408 |
| 706971 | Dec 21, 2010 | Dec 21, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated III #32 | 4,900 | 00342407 |
| 706969 | Dec 21, 2010 | Dec 21, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated III #31 | 4,900 | 00342406 |
| 706968 | Dec 21, 2010 | Dec 21, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated III #30 | 4,900 | 00342405 |
| 707228 | Dec 20, 2010 | Dec 20, 2010 | Sandridge Expl. and Prod., LLC | Bush-Rasmussen #18 | 4,900 | 00342399 |
| 707228Amendment | Dec 20, 2010 | Dec 20, 2010 | Sandridge Expl. and Prod., LLC | Bush-Rasmussen #18 | 4,900 | 00342399 |
| 707226 | Dec 20, 2010 | Dec 20, 2010 | Sandridge Expl. and Prod., LLC | Stuckert #25 | 4,900 | 00342396 |
| 707149 | Dec 20, 2010 | Dec 20, 2010 | Fasken Oil and Ranch, Ltd. | Fee 'Al' #3 | 11,300 | 00342385 |
| 707130 | Dec 20, 2010 | Dec 20, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #1002 | 4,900 | 00342383 |
| 707130Amendment | Dec 20, 2010 | Dec 20, 2010 | Energen Resources Corporation | Block 10 Fuhrman-Mascho Unit #1002 | 4,900 | 00342383 |
| 706858 | Dec 20, 2010 | Dec 20, 2010 | Sandridge Expl. and Prod., LLC | Thornberry '4W' #14 | 4,900 | 00342388 |
| 706793 | Dec 20, 2010 | Dec 20, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated II #31 | 4,900 | 00342386 |
| 707197 | Dec 17, 2010 | Dec 17, 2010 | EXL Petroleum, LP | State Ruby Grace #2 | 11,500 | 00342392 |
| 707196 | Dec 17, 2010 | Dec 17, 2010 | Windsor Permian LLC | Big Max 25 #10 | 10,900 | 00342391 |
| 707196Amendment | Dec 17, 2010 | Dec 17, 2010 | Diamondback E&P LLC | Big Max 25 #10 | 11,260 | 00342391 |
| 707187 | Dec 17, 2010 | Dec 17, 2010 | EXL Petroleum, LP | Universityleah #1 | 11,500 | 00342403 |
| 707177 | Dec 17, 2010 | Dec 17, 2010 | EXL Petroleum, LP | Universitycasey #4 | 11,500 | 00342387 |
| 707083 | Dec 17, 2010 | Dec 17, 2010 | Sandridge Expl. and Prod., LLC | Ehrig #12 | 4,900 | 00342379 |
| 707082 | Dec 17, 2010 | Dec 17, 2010 | Sandridge Expl. and Prod., LLC | Thornberry -B- #13 | 4,900 | 00342384 |
| 707082Amendment | Dec 17, 2010 | Dec 17, 2010 | Sandridge Expl. and Prod., LLC | Thornberry -B- #13 | 4,900 | 00342384 |
| 707078 | Dec 17, 2010 | Dec 17, 2010 | Sandridge Expl. and Prod., LLC | Thornberry-NWS #31 | 4,900 | 00342378 |
| 707078Amendment | Dec 17, 2010 | Dec 17, 2010 | Sandridge Expl. and Prod., LLC | Thornberry-NWS #31 | 4,900 | 00342378 |
| 707078Amendment | Dec 17, 2010 | Dec 17, 2010 | Sandridge Expl. and Prod., LLC | Thornberry-NWS #31 | 4,900 | 00342378 |
| 706860 | Dec 17, 2010 | Dec 17, 2010 | Sandridge Expl. and Prod., LLC | Munger Nix #119 | 4,900 | 00342390 |
| 706859 | Dec 17, 2010 | Dec 17, 2010 | Sandridge Expl. and Prod., LLC | Munger Nix #118 | 4,900 | 00342389 |
| 706704 | Dec 17, 2010 | Dec 17, 2010 | Chevron U. S. A. Inc. | Mabee Unit #594WD | 6,228 | 00336555 |
| 707087 | Dec 16, 2010 | Dec 16, 2010 | Conocophillips Company | University Andrews #167 | 7,400 | 00342381 |
| 707084 | Dec 16, 2010 | Dec 16, 2010 | Conocophillips Company | University Andrews #165 | 7,400 | 00342380 |
| 707070 | Dec 16, 2010 | Dec 16, 2010 | Conocophillips Company | University Andrews #164 | 7,400 | 00342377 |
| 707068 | Dec 16, 2010 | Dec 16, 2010 | Conocophillips Company | University Andrews #163 | 7,330 | 00342376 |
| 706996 | Dec 16, 2010 | Dec 16, 2010 | Reliance Energy, Inc. | Mabee 240B #901 | 11,500 | 00341099 |
| 706931 | Dec 16, 2010 | Dec 16, 2010 | High Sky Partners LLC | Invader #1102 | 11,900 | 00342382 |
| 706931Amendment | Dec 16, 2010 | Dec 16, 2010 | OXY USA Inc. | Invader #1102 | 11,900 | 00342382 |
| 706151 | Dec 16, 2010 | Dec 16, 2010 | High Sky Partners LLC | Wildcat #4004 | 11,900 | 00342333 |
| 706954 | Dec 15, 2010 | Dec 15, 2010 | Conocophillips Company | Texas University -UU- #7 | 11,400 | 00342362 |
| 706954Amendment | Dec 15, 2010 | Dec 15, 2010 | Conocophillips Company | Texas University -UU- #7 | 13,000 | 00342362 |
| 706952 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | Bassel et Al #20 | 4,900 | 00342363 |
| 706898 | Dec 15, 2010 | Dec 15, 2010 | Reliance Energy, Inc. | Mabee '240C' #2602 | 13,000 | 00342361 |
| 706671 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | Thornberry '4W' #15 | 4,900 | 00342375 |
| 706669 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | Thornberry '4W' #13 | 4,900 | 00342374 |
| 706668 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | Thornebrry "4W" #11 | 4,900 | 00342373 |
| 706654 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | MA Thornberry 'a' LZS #17 | 4,900 | 00342372 |
| 706651 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | MA Thornberry 'a' LZS #16 | 4,900 | 00342371 |
| 706649 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | MA Thornberry 'a' LZS #15 | 4,900 | 00342370 |
| 706631 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | Lockhart & Brown A #5 | 4,900 | 00342369 |
| 706630 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | Miles #19 | 4,900 | 00342368 |
| 706629 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | Miles #18 | 4,900 | 00342367 |
| 706628 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated III #37 | 4,900 | 00342366 |
| 706627 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated III #36 | 4,900 | 00342365 |
| 706624 | Dec 15, 2010 | Dec 15, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated III #35 | 4,900 | 00342364 |
| 705307 | Dec 15, 2010 | Dec 15, 2010 | Henry Resources LLC | BOHANNON26 #8 | 11,000 | 00342260 |
| 705307Amendment | Dec 15, 2010 | Dec 15, 2010 | Henry Resources LLC | BOHANNON26 #8 | 11,000 | 00342260 |
| 705307Amendment | Dec 15, 2010 | Dec 15, 2010 | Henry Resources LLC | BOHANNON26 #8 | 11,000 | 00342260 |
| 705304 | Dec 15, 2010 | Dec 15, 2010 | Henry Resources LLC | BOHANNON26 #13 | 11,000 | 00342259 |
| 705304Amendment | Dec 15, 2010 | Dec 15, 2010 | Henry Resources LLC | BOHANNON26 #13 | 12,500 | 00342259 |
| 706559 | Dec 14, 2010 | Dec 14, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated I #35 | 4,900 | 00342360 |
| 706556 | Dec 14, 2010 | Dec 14, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated I #34 | 4,900 | 00342359 |
| 706553 | Dec 14, 2010 | Dec 14, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated I #33 | 4,900 | 00342358 |
| 706551 | Dec 14, 2010 | Dec 14, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated I #32 | 4,900 | 00342357 |
| 706550 | Dec 14, 2010 | Dec 14, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated I #31 | 4,900 | 00342356 |
| 706864 | Dec 13, 2010 | Dec 13, 2010 | Williams, Clayton Energy, Inc. | Andrews University 42 #3 | 11,600 | 00342348 |
| 706863 | Dec 13, 2010 | Dec 13, 2010 | Williams, Clayton Energy, Inc. | Andrews University 42 #2 | 11,600 | 00342347 |
| 706862 | Dec 13, 2010 | Dec 13, 2010 | Williams, Clayton Energy, Inc. | Andrews University 42 #1 | 11,600 | 00342346 |
| 706752 | Dec 13, 2010 | Dec 13, 2010 | Williams, Clayton Energy, Inc. | Galloway #2 | 11,400 | 00342355 |
| 706751 | Dec 13, 2010 | Dec 13, 2010 | Williams, Clayton Energy, Inc. | Galloway #1 | 11,400 | 00342354 |
| 706707 | Dec 13, 2010 | Dec 13, 2010 | Williams, Clayton Energy, Inc. | Samson University '14' #4 | 11,600 | 00342352 |
| 706698 | Dec 13, 2010 | Dec 13, 2010 | Williams, Clayton Energy, Inc. | Samson University '14' #3 | 11,600 | 00342353 |
| 706694 | Dec 13, 2010 | Dec 13, 2010 | Williams, Clayton Energy, Inc. | Samson University '14' #2 | 11,600 | 00342351 |
| 706688 | Dec 13, 2010 | Dec 13, 2010 | Williams, Clayton Energy, Inc. | Mitchell #1 | 11,400 | 00342350 |
| 706684 | Dec 13, 2010 | Dec 13, 2010 | Williams, Clayton Energy, Inc. | Mitchell #2 | 11,300 | 00342349 |
| 706578 | Dec 13, 2010 | Dec 13, 2010 | BTA Oil Producers, LLC | 8802 JV-P Fuhrman -C- #11 | 7,200 | 00337011 |
| 706319 | Dec 13, 2010 | Dec 13, 2010 | Sandridge Expl. and Prod., LLC | Bassel et Al #21 | 4,900 | 00342341 |
| 706317 | Dec 13, 2010 | Dec 13, 2010 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated I #30 | 4,900 | 00342340 |
| 706314 | Dec 13, 2010 | Dec 13, 2010 | Sandridge Expl. and Prod., LLC | Olson-Gap #5 | 4,900 | 00342339 |
| 706639 | Dec 10, 2010 | Dec 10, 2010 | Chesapeake Operating, Inc. | Mabee N #1 | 14,000 | 00342345 |